Schaller GrandTune Single Guitar Tuning Machine
The Schaller GrandTune Single guitar tuning machine delivers a refined combination of vintage open-gear aesthetics, precise tuning accuracy, and velvet-smooth operation. Designed without synthetic coatings, its ultra-precise contact surfaces ensure optimal stick-slip action and pure acoustic resonance across standard headstocks.
Equipped with an 18:1 gear ratio, this premium tuner guarantees enduring tuning stability, low wear, and maintenance-free reliability through permanently locked and sealed screw connections. Its countersunk screw holes provide firm structural seating and superior tone transmission to the instrument.
Engineered to standard instrument dimensions for straightforward installation and retrofitting, it pairs flawlessly with slotted or solid headstock guitars. High-grade construction ensures wear-free longevity that matches the lifespan and resonance of fine instruments.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Product Type | Single Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Weight per Single Tuner | 0.04 lb (Koa), 0.04 lb (Perloid), 0.04 lb (Galalith, Ebony), 0.05 lb (Snakewood), 0.06 lb (Butterbean) including bushing |
| Button Dimensions (W x H x D) | 0.8 x 0.5 x 0.4 in (Butterbean), 0.7 x 0.5 x 0.2 in (all other buttons) |
| Design | Open gear |
